Q. Which of the following is NOT a benefit of data warehousing?
A.
Improved data quality
B.
Enhanced data analysis capabilities
C.
Increased transaction speed
D.
Consolidated data from multiple sources
Show solution
Solution
Data warehousing focuses on analytical processing rather than transaction speed, which is a characteristic of operational databases.
Correct Answer:
C
— Increased transaction speed
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Q. Which of the following is NOT a benefit of normalization?
A.
Reduced data redundancy
B.
Improved data integrity
C.
Faster query performance
D.
Easier maintenance
Show solution
Solution
Normalization can sometimes lead to slower query performance due to the need for more joins.
Correct Answer:
C
— Faster query performance
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Q. Which of the following is NOT a benefit of using a client-server database?
A.
Centralized data management
B.
Improved data security
C.
Increased data redundancy
D.
Scalability
Show solution
Solution
Increased data redundancy is NOT a benefit of using a client-server database; it typically aims to reduce redundancy.
Correct Answer:
C
— Increased data redundancy
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Q. Which of the following is NOT a benefit of using ADO.NET with XML?
A.
Easy data manipulation
B.
Support for disconnected data access
C.
Automatic data normalization
D.
Integration with web services
Show solution
Solution
ADO.NET does not automatically normalize data; normalization is a separate design process in database management.
Correct Answer:
C
— Automatic data normalization
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Q. Which of the following is NOT a benefit of using XML with ADO.NET?
A.
Interoperability between different systems
B.
Ease of data manipulation
C.
Increased performance over traditional databases
D.
Support for hierarchical data structures
Show solution
Solution
While XML provides many benefits, it does not inherently increase performance over traditional databases, especially for large datasets.
Correct Answer:
C
— Increased performance over traditional databases
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Q. Which of the following is NOT a characteristic of a relational database?
A.
Data is stored in tables
B.
Data can be accessed using SQL
C.
Data is stored in a hierarchical structure
D.
Data relationships are established through foreign keys
Show solution
Solution
Relational databases store data in tables, not in a hierarchical structure.
Correct Answer:
C
— Data is stored in a hierarchical structure
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Q. Which of the following is NOT a characteristic of a transaction in a DBMS?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
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Solution
Redundancy is not a characteristic of a transaction; the main properties are Atomicity, Consistency, Isolation, and Durability (ACID).
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a characteristic of distributed databases?
A.
Data is stored in multiple locations
B.
Data is managed by a single DBMS
C.
Data can be accessed concurrently
D.
Data may be replicated across nodes
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Solution
In a distributed database, data is not managed by a single DBMS; instead, it is managed across multiple systems.
Correct Answer:
B
— Data is managed by a single DBMS
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Q. Which of the following is NOT a characteristic of Object-Oriented Databases?
A.
Encapsulation
B.
Inheritance
C.
Polymorphism
D.
Relational tables
Show solution
Solution
Relational tables are a characteristic of relational databases, not Object-Oriented Databases.
Correct Answer:
D
— Relational tables
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Q. Which of the following is NOT a component of a DBMS architecture?
A.
Database engine
B.
User interface
C.
Data warehouse
D.
Database schema
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Solution
A data warehouse is not a component of a DBMS architecture; it is a separate system used for reporting and data analysis.
Correct Answer:
C
— Data warehouse
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Q. Which of the following is NOT a component of DBMS architecture?
A.
Database Engine
B.
User Interface
C.
Data Warehouse
D.
Database Schema
Show solution
Solution
A Data Warehouse is not a component of DBMS architecture; it is a separate system used for reporting and data analysis.
Correct Answer:
C
— Data Warehouse
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Q. Which of the following is NOT a feature of ASP?
A.
Server-side scripting
B.
Database connectivity
C.
Client-side data storage
D.
Dynamic web page generation
Show solution
Solution
ASP (Active Server Pages) is a server-side technology and does not provide client-side data storage features.
Correct Answer:
C
— Client-side data storage
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Q. Which of the following is NOT a normal form in database normalization?
A.
First Normal Form (1NF)
B.
Second Normal Form (2NF)
C.
Third Normal Form (3NF)
D.
Fourth Normal Form (4NF)
Show solution
Solution
All options listed are normal forms; however, the question is misleading as they are all valid normal forms. The answer should be rephrased to ask for a non-existent form.
Correct Answer:
D
— Fourth Normal Form (4NF)
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Q. Which of the following is NOT a property of transactions in a database?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
Show solution
Solution
Redundancy is not a property of transactions; the properties are known as ACID: Atomicity, Consistency, Isolation, and Durability.
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a property of transactions in a DBMS?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
Show solution
Solution
Redundancy is not a property of transactions; the properties are known as ACID: Atomicity, Consistency, Isolation, and Durability.
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a property of transactions in the ACID model?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Durability
Show solution
Solution
All options listed are properties of transactions in the ACID model; however, the question asks for the one that is NOT a property, which is incorrect.
Correct Answer:
D
— Durability
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Q. Which of the following is NOT a type of data warehouse architecture?
A.
Single-tier architecture
B.
Two-tier architecture
C.
Three-tier architecture
D.
Multi-dimensional architecture
Show solution
Solution
Multi-dimensional architecture is not a recognized type of data warehouse architecture; the common types are single-tier, two-tier, and three-tier.
Correct Answer:
D
— Multi-dimensional architecture
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Q. Which of the following is NOT a type of database architecture?
A.
Single-tier architecture
B.
Two-tier architecture
C.
Three-tier architecture
D.
Multi-dimensional architecture
Show solution
Solution
Multi-dimensional architecture is not a standard type of database architecture; the common types are single-tier, two-tier, and three-tier.
Correct Answer:
D
— Multi-dimensional architecture
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Q. Which of the following is NOT a type of database concurrency control?
A.
Pessimistic locking
B.
Optimistic locking
C.
Timestamp ordering
D.
Data normalization
Show solution
Solution
Data normalization is not a type of concurrency control; it is a process of organizing data to reduce redundancy.
Correct Answer:
D
— Data normalization
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Q. Which of the following is NOT a type of database index?
A.
Unique index
B.
Clustered index
C.
Non-clustered index
D.
Composite index
Show solution
Solution
All listed options are types of database indexes; however, 'Composite index' is not a standard term used in the same way as the others.
Correct Answer:
D
— Composite index
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Q. Which of the following is NOT a type of database normalization?
A.
First Normal Form (1NF)
B.
Second Normal Form (2NF)
C.
Third Normal Form (3NF)
D.
Fourth Normal Form (4NF)
Show solution
Solution
All listed options are types of normalization; however, 4NF is less commonly referenced compared to the first three forms.
Correct Answer:
D
— Fourth Normal Form (4NF)
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Q. Which of the following is NOT a type of distributed database architecture?
A.
Homogeneous
B.
Heterogeneous
C.
Centralized
D.
Federated
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Solution
Centralized is not a type of distributed database architecture; it refers to a database that is managed from a single location.
Correct Answer:
C
— Centralized
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Q. Which of the following is NOT a type of index in SQL?
A.
Unique index
B.
Composite index
C.
Full-text index
D.
Dynamic index
Show solution
Solution
Dynamic index is not a recognized type of index in SQL; the other options are valid types of indexes.
Correct Answer:
D
— Dynamic index
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Q. Which of the following is NOT a type of indexing?
A.
B-tree indexing
B.
Hash indexing
C.
Bitmap indexing
D.
Sequential indexing
Show solution
Solution
Sequential indexing is not a recognized type of indexing in databases; the other options are valid indexing methods.
Correct Answer:
D
— Sequential indexing
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Q. Which of the following is NOT a type of join in SQL Server 2000?
A.
INNER JOIN
B.
OUTER JOIN
C.
CROSS JOIN
D.
LINK JOIN
Show solution
Solution
LINK JOIN is not a type of join in SQL Server 2000.
Correct Answer:
D
— LINK JOIN
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Q. Which of the following is NOT a type of join in SQL?
A.
INNER JOIN
B.
OUTER JOIN
C.
CROSS JOIN
D.
LINK JOIN
Show solution
Solution
LINK JOIN is not a recognized type of join in SQL; the common types are INNER JOIN, OUTER JOIN, and CROSS JOIN.
Correct Answer:
D
— LINK JOIN
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Q. Which of the following is NOT a type of normalization form?
A.
First Normal Form (1NF)
B.
Second Normal Form (2NF)
C.
Third Normal Form (3NF)
D.
Fourth Normal Form (4NF)
Show solution
Solution
All listed options are types of normalization forms; however, the question is misleading as all are valid forms.
Correct Answer:
D
— Fourth Normal Form (4NF)
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Q. Which of the following is NOT a type of normalization?
A.
First Normal Form
B.
Second Normal Form
C.
Third Normal Form
D.
Fourth Normal Form
Show solution
Solution
Fourth Normal Form is a valid type of normalization; however, the question is misleading as all options are types of normalization.
Correct Answer:
D
— Fourth Normal Form
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Q. Which of the following is NOT a type of relationship in an ER model?
A.
One-to-One
B.
One-to-Many
C.
Many-to-Many
D.
Many-to-One
Show solution
Solution
All listed options are types of relationships in an ER model; however, 'Many-to-One' is typically described as 'One-to-Many' from the other entity's perspective.
Correct Answer:
D
— Many-to-One
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Q. Which of the following is NOT a typical use case for a data warehouse?
A.
Business intelligence reporting
B.
Data mining
C.
Real-time transaction processing
D.
Historical data analysis
Show solution
Solution
Data warehouses are not typically used for real-time transaction processing, which is better suited for operational databases.
Correct Answer:
C
— Real-time transaction processing
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